diff --git a/cubical/__init__.py b/cubical/__init__.py
index b46c1da..4ea8dca 100644
--- a/cubical/__init__.py
+++ b/cubical/__init__.py
@@ -4,4 +4,4 @@
 # This code is distributed under the terms of GPLv2, see LICENSE.md for details
 
 # update this for each release
-VERSION = "1.6.2"
+VERSION = "1.6.3"